The technique is called spotted background. Use your stampin' spots going from light to dark. After each color is finished, use a tissue to blend it in on the glossy paper.
Stamps: Delightful Decorations, Pennant Parade
Paper: tangerine tango, daffodil delight, glossy white
Ink: marina mist, daffodil delight, certainly celery, bashful blue, more mustard
Accessories/tools: ornament, 5-petal and itty bitty punch pack; 3/4" and 1" circle punch; regular one hole punch; tissue; perfect polka dots e.f.; big shot